<!DOCTYPE html>
<html lang="zh-CN">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>Document</title>
</head>
<body>
  <script src="../dev/vendors/vue.js"></script>
  <div id="app">
    <div class="static" v-bind:class="classObject">我是DIV</div>
    <div v-bind:class="[activeClass ? activeClass : 'a123', errorClass]">我是数组</div>
  </div>
  <script>
      var vm = new Vue({
        el: '#app',
        data: {
          activeClass: 'active',
          errorClass: 'text-danger',
          isActive: true,
          classObject: {
            isActive: true,
            hasError: false
          }
        }
      })
  </script>
</body>
</html>
